[583] Conv. II. iv. 1-13.
[584] Conv. II. iii. 52-65.
[585] Conv. II. iv. 13-16, 30-32. See also Ep. x. 448-452.
[586] “And Aristotle also, to one who rightly understands him, seems to mean the same thing, in his first book of The Heaven and the Earth.” Conv. II. iv. 32-34.
[588] The Convivio of Dante, “Temple” Edition, note on II. iv.
[589] “Firm and fixed and not moveable, from any point of view.” Conv. II. iv. 50, 51.
[590] Conv. II. iv. 68-75.
[591] Conv. II. iv. 78-104.
[592] “That circle of hers which makes her appear as evening and morning star, according to the two different periods.” Conv. II. ii. 3-5.